Fourier Transform Operations > IFT

Previous | Next

Erase Frequency

To apply a notch filter (removes the frequency, or frequencies if compressed, at the cross hair origin), position the cross hair origin at the desired point on the spectrum and:


  In the Transform menu click on Erase Frequency.


   Choose Transform Erase Frequency (ALT, T, E).


The band pass filter is simply a combination of High-pass and Low-pass filters, applied to isolate a band of interest.